October 2017
Intermediate to advanced
340 pages
9h 46m
English
Content preview from Learning Ceph - Second Edition
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Upstart
Ubuntu releases earlier than Xenial (such as Trusty) use the Upstart service management system, which is almost, but not entirely unlike systemd. Here we'll list analogous Upstart commands for each task explored above.
Showing all Upstart jobs and instances on a given system:
# initctl list | grep ceph
Stopping and starting all Ceph daemons on a host:
# stop ceph-all
# start ceph-all
To stop and start all instances of a particular Ceph component on a given host:
# stop ceph-osd-all
# start ceph-osd-all
# stop ceph-mon-all
# start ceph-mon-all
# stop ceph-mds-all
# start ceph-mds-all
To stop and start individual instances:
# stop ceph-osd id=11
# start ceph-osd id=11
# stop ceph-mon id=monhost-005
# start ceph-mon id=monhost-005 ...Become an O’Reilly member and get unlimited access to this title plus top books and audiobooks from O’Reilly and nearly 200 top publishers, thousands of courses curated by job role, 150+ live events each month,
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